What are the differences?

The containers and closures supplied by Medfor are made from various types of plastic. The table below summarises some of the characteristic of these plastics. Together with a container’s shape and capacity, these characteristics can be influential in deciding the best product for a given application.

Medfor Containers / Closures

Medfor Closures only

HDPE

PET

PP

PS

LDPE

UF

Full name

High Density Polyethylene

Polyethylene Terephthalate

Polypropylene

Polystyrene

Low Density Polyethylene

Urea Formaldehyde

Transparency

Translucent or Opaque

Clear

Translucent or Opaque

Clear

Translucent

Opaque

Max. Use Temp (°C)

120

70

135

90

80

*

Flexibility

Moderate

Excellent

Moderate

Rigid

Excellent

Rigid

Microwavability

No

Marginal

Yes

No

Yes

*

Autoclaving

No

No

Yes

No

No

*

Please note that the characteristics of plastics can vary between container type and the original manufacturer. We would always recommend testing a container can withstand the demands of a particular application first and are happy to provide evaluation samples for this purpose.